Oxygen-Free Copper Rectangular Profile from Mexico
High-conductivity oxygen-free copper (OFHC) bar with rectangular cross section for RF shielding and microwave components. Falls under HTS 7407.10.50.10 as refined copper bar/rod with specified rectangular shape. Purity exceeds 99.99% Cu.
Duty Rate — Mexico → United States
51%
Rate breakdown
9903.82.0250%Except as provided for in headings 9903.82.14, 9903.85.67 and 9903.85.68, articles of aluminum, of steel or of copper and derivative aluminum or steel articles, as provided for in subdivisions (c)(i)–(v) of U.S. note 16 to this subchapter
9903.05.900%Articles already subject to Section 232 (steel/aluminum/copper + derivatives, autos + parts, wood, medium/heavy vehicles + parts, semiconductors, patented pharma) — U.S. note 52(f)
Import Tips
• Require supplier COA confirming oxygen-free status (<10 ppm O2) to prevent reclassification as standard ETP copper
• For aerospace/electronics end-use, include ITAR compliance docs even for commercial grades